John A. Ruvang

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Bartonville, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Connector pin assembly and associated apparatus
- Patent number RE41855
- Issue date Oct 26, 2010
- Hensley Industries, Inc.
- John A. Ruvang
- 037 - Excavating
Information Patent Grant
Double cam taper lock connector pin apparatus
- Patent number 7,681,341
- Issue date Mar 23, 2010
- Hensley Industries, Inc.
- John A. Ruvang
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Hammerless c-clamp and wedge connector system
- Patent number 7,516,564
- Issue date Apr 14, 2009
- Hensley Industries, Inc.
- John A. Ruvang
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Connector pin assembly and associated apparatus
- Patent number 7,162,818
- Issue date Jan 16, 2007
- Hensley Industries, Inc.
- John A. Ruvang
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Excavating tooth assembly with rotatable connector pin structure
- Patent number 6,976,325
- Issue date Dec 20, 2005
- Hensley Industries, Inc.
- Howard W. Robinson
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Excavating tooth point/adapter assembly with rotatably lockable con...
- Patent number 6,826,855
- Issue date Dec 7, 2004
- Hensley Industries, Inc.
- John A. Ruvang
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING

Patents Applicationslast 30 patents

Information Patent Application
Double Cam Taper Lock Connector Pin Apparatus
- Publication number 20090205228
- Publication date Aug 20, 2009
- Hensley Industries, Inc.
- John A. Ruvang
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
Hammerless C-Clamp and Wedge Connector System
- Publication number 20080276500
- Publication date Nov 13, 2008
- Hensley Industries, Inc.
- John A. Ruvang
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
Connector pin assembly and associated apparatus
- Publication number 20050028407
- Publication date Feb 10, 2005
- John A. Ruvang
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
Excavating tooth assembly with rotatable connector pin structure
- Publication number 20040139632
- Publication date Jul 22, 2004
- Howard W. Robinson
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING